Ontologia

Commune · CHN

Siziwang

China

BSkArid, steppe, cold(61 %)

Species observed

172

Observations

421

Area

24 205,6km²

Ecological tissue

Sample of 35 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.

ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Siziwang : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 53 interactions GloBI sur 3 types (connectance 8.9%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
53
Connectance
0.089
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

172 distinct species · 421 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

421 obs · 68 cellules
Obs. / cellule
≥ 169
9–168
2–8
1–1
< 1

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

5,2°C

Annual rain

251mm

Warmest m°

27,8°C

Coldest m°

-18,9°C

Elevation: 1 274 m on average (min 942 m, max 2 138 m)

Bioclimatic detailsExpert
Annual mean temp.
5,2°C
Annual rain
251mm
Warmest month
27,8°C
Coldest month
-18,9°C
Mean alt.
1 274m
Min
942m
Max
2 138m
Std. dev.
211m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(61 %)Arid

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

8,1

Org. C

10,0g/kg

Clay

20,1%

Sand

47,7%

Silt

32,2%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: smGLiMaggregated to Ulaan Chab

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,1
Org. C
11,3g/kg
Clay
19,8%
Sand
48,0%
Silt
32,2%
5–15 cm
pH H₂O
8,1
Org. C
9,6g/kg
Clay
19,5%
Sand
48,4%
Silt
32,2%
15–30 cm
pH H₂O
8,2
Org. C
9,1g/kg
Clay
21,1%
Sand
46,6%
Silt
32,2%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest0.1%
Crops9.8%
Built-up0.0%
Bare soil32.6%
Other (grassland, water…)57.5%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology40 basins · 16 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

519,3km

Lake surface here

8,12km²

Basins crossed

40

Max stream order

5

Max drainage

12 022km²

Discharge in basins

5,5m³/s

Mean precip.

203mm/an

Mean T°

4,0°C

Moisture idx

-0,77

Max snow

24%

Mean runoff

2mm/an

Mean elev. (basins)

1 278m

Watersheds crossing here

31 more basins

Lakes (16, top by area)

7 more lakes

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

4,0%

Pesticides

38,2kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)